1. Grind cumin seeds, red chillies and small onions to a fine paste.

2. Boil vazhai poo for 10 minutes and drain water.

3. Soak tamarind in 1cup of water and extract juice.

4. In a mud vessel add masala paste, turmeric powder, tamarind juice, salt, boiled vazhai poo and bring it to boil.

5. Add oil and close the vessel with lid and let it simmer for 20 minutes. when the gravy becomes thick switch off flame.

6. Kulambu is ready to be served. Serve it along with rice and vazhai thandu pachadi and it tastes awesome!